Bloomsbury, NJ Weather & Growing Conditions
This Afternoon
72°F
Partly Sunny
Partly sunny, with a high near 72. Southeast wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Partly Sunny | 0 mph | 1% |
| Tonight | 58°F | Mostly Cloudy then Chance Rain Showers | 0 to 5 mph SE | 45% |
| Sunday | 72°F | Rain Showers | 5 mph SE | 94% |
| Sunday Night | 56°F | Showers And Thunderstorms then Mostly Cloudy | 0 to 5 mph NW | 87% |
| Monday | 69°F | Partly Sunny then Slight Chance Rain Showers | 5 mph NE | 23% |
| Monday Night | 51°F | Chance Rain Showers | 5 mph NE | 31% |
| Tuesday | 63°F | Chance Rain Showers | 5 to 10 mph NE | 37% |
| Tuesday Night | 49°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 35% |
| Wednesday | 62°F | Slight Chance Rain Showers | 10 mph NE | 20% |
| Wednesday Night | 49°F | Slight Chance Rain Showers | 10 to 15 mph NE | 21% |
| Thursday | 61°F | Chance Rain Showers | 10 mph NE | 25% |
| Thursday Night | 48°F | Chance Rain Showers | 10 mph NE | 31% |
| Friday | 65°F | Chance Rain Showers | 10 mph N | 33% |
| Friday Night | 50°F | Chance Rain Showers | 5 to 10 mph N | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bloomsbury, NJ
Last spring frost
Apr 18
First fall frost
Oct 25
Growing season
188 days
Hardiness zone
7a
Explore more for Bloomsbury, NJ: full frost dates · planting calendar · New Jersey frost dates
Climate data from the nearest NOAA station, Phillipsburg-Easton Brg, Nj (6.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.